276 	fs_info = device->dev_root->fs_info;  in run_scheduled_bios()
976 	struct btrfs_root *root = device->dev_root;  in btrfs_account_dev_extents_size()
1116 	struct btrfs_root *root = device->dev_root;  in find_free_dev_extent()
1277 	struct btrfs_root *root = device->dev_root;  in btrfs_free_dev_extent()
1336 	struct btrfs_root *root = device->dev_root;  in btrfs_alloc_dev_extent()
2172 	device->dev_root = root->fs_info->dev_root;  in btrfs_init_new_device()
2379 	device->dev_root = fs_info->dev_root;  in btrfs_init_dev_replace_tgtdev()
2404 	tgtdev->io_width = fs_info->dev_root->sectorsize;  in btrfs_init_dev_replace_tgtdev_for_resume()
2405 	tgtdev->io_align = fs_info->dev_root->sectorsize;  in btrfs_init_dev_replace_tgtdev_for_resume()
2406 	tgtdev->sector_size = fs_info->dev_root->sectorsize;  in btrfs_init_dev_replace_tgtdev_for_resume()
2407 	tgtdev->dev_root = fs_info->dev_root;  in btrfs_init_dev_replace_tgtdev_for_resume()
2421 	root = device->dev_root->fs_info->chunk_root;  in btrfs_update_device()
2463 		device->dev_root->fs_info->super_copy;  in btrfs_grow_device()
2471 	lock_chunks(device->dev_root);  in btrfs_grow_device()
2477 		unlock_chunks(device->dev_root);  in btrfs_grow_device()
2481 	fs_devices = device->dev_root->fs_info->fs_devices;  in btrfs_grow_device()
2488 	btrfs_clear_space_info_full(device->dev_root->fs_info);  in btrfs_grow_device()
2492 	unlock_chunks(device->dev_root);  in btrfs_grow_device()
3142 	struct btrfs_root *dev_root = fs_info->dev_root;  in __btrfs_balance()  local
3178 		trans = btrfs_start_transaction(dev_root, 0);  in __btrfs_balance()
3184 		btrfs_end_transaction(trans, dev_root);  in __btrfs_balance()
3959 	struct btrfs_root *root = device->dev_root;  in btrfs_shrink_device()
6434 			device->dev_root = fs_info->dev_root;  in btrfs_init_devices_late()
6453 	struct btrfs_root *dev_root = fs_info->dev_root;  in btrfs_init_dev_stats()  local
6476 		ret = btrfs_search_slot(NULL, dev_root, &key, path, 0, 0);  in btrfs_init_dev_stats()
6511 				struct btrfs_root *dev_root,  in update_dev_stat_item()  argument
6527 	ret = btrfs_search_slot(trans, dev_root, &key, path, -1, 1);  in update_dev_stat_item()
6538 		ret = btrfs_del_item(trans, dev_root, path);  in update_dev_stat_item()
6551 		ret = btrfs_insert_empty_item(trans, dev_root, path,  in update_dev_stat_item()
6579 	struct btrfs_root *dev_root = fs_info->dev_root;  in btrfs_run_dev_stats()  local
6591 		ret = update_dev_stat_item(trans, dev_root, device);  in btrfs_run_dev_stats()
6706 	lock_chunks(fs_info->dev_root);  in btrfs_update_commit_device_size()
6712 	unlock_chunks(fs_info->dev_root);  in btrfs_update_commit_device_size()